Event Service 백엔드 테스트 완료

- 백엔드 API 테스트 완료 (8/8 성공)
- Redis, PostgreSQL, Kafka 연동 검증
- ErrorHandlingDeserializer를 통한 Kafka Consumer 안정화
- 테스트 결과 보고서 작성 (develop/dev/test-backend.md)
- 실행 프로파일 추가 (event-service/.run/)
- 설정 일치 검증 완료 (application.yml ↔ run.xml)

event-service/src/main/java/com/kt/event/eventservice/config/KafkaConfig.java

@@ -11,6 +11,7 @@ import org.springframework.kafka.annotation.EnableKafka;
 import org.springframework.kafka.config.ConcurrentKafkaListenerContainerFactory;
 import org.springframework.kafka.core.*;
 import org.springframework.kafka.listener.ContainerProperties;
+import org.springframework.kafka.support.serializer.ErrorHandlingDeserializer;
 import org.springframework.kafka.support.serializer.JsonDeserializer;
 import org.springframework.kafka.support.serializer.JsonSerializer;
 
@@ -68,6 +69,7 @@ public class KafkaConfig {
 
     /**
      * Kafka Consumer 설정
+     * ErrorHandlingDeserializer를 사용하여 역직렬화 오류를 처리합니다.
      *
      * @return ConsumerFactory 인스턴스
      */
@@ -76,10 +78,20 @@ public class KafkaConfig {
         Map<String, Object> config = new HashMap<>();
         config.put(ConsumerConfig.BOOTSTRAP_SERVERS_CONFIG, bootstrapServers);
         config.put(ConsumerConfig.GROUP_ID_CONFIG, consumerGroupId);
-        config.put(ConsumerConfig.KEY_DESERIALIZER_CLASS_CONFIG, StringDeserializer.class);
-        config.put(ConsumerConfig.VALUE_DESERIALIZER_CLASS_CONFIG, JsonDeserializer.class);
+
+        // ErrorHandlingDeserializer로 래핑하여 역직렬화 오류 처리
+        config.put(ConsumerConfig.KEY_DESERIALIZER_CLASS_CONFIG, ErrorHandlingDeserializer.class);
+        config.put(ConsumerConfig.VALUE_DESERIALIZER_CLASS_CONFIG, ErrorHandlingDeserializer.class);
+
+        // 실제 Deserializer 설정
+        config.put(ErrorHandlingDeserializer.KEY_DESERIALIZER_CLASS, StringDeserializer.class);
+        config.put(ErrorHandlingDeserializer.VALUE_DESERIALIZER_CLASS, JsonDeserializer.class);
+
+        // JsonDeserializer 설정
         config.put(JsonDeserializer.TRUSTED_PACKAGES, "*");
         config.put(JsonDeserializer.USE_TYPE_INFO_HEADERS, false);
+        config.put(JsonDeserializer.VALUE_DEFAULT_TYPE, "java.util.HashMap");
+
         config.put(ConsumerConfig.AUTO_OFFSET_RESET_CONFIG, "earliest");
         config.put(ConsumerConfig.ENABLE_AUTO_COMMIT_CONFIG, false);
 

event-service/src/main/resources/application.yml

@@ -9,8 +9,8 @@ spring:
     password: ${DB_PASSWORD:eventpass}
     driver-class-name: org.postgresql.Driver
     hikari:
-      maximum-pool-size: 10
-      minimum-idle: 5
+      maximum-pool-size: 5
+      minimum-idle: 2
       connection-timeout: 30000
       idle-timeout: 600000
       max-lifetime: 1800000
@@ -22,9 +22,9 @@ spring:
       ddl-auto: ${DDL_AUTO:update}
     properties:
       hibernate:
-        format_sql: true
+        format_sql: false
         show_sql: false
-        use_sql_comments: true
+        use_sql_comments: false
         jdbc:
           batch_size: 20
           time_zone: Asia/Seoul
@@ -40,9 +40,9 @@ spring:
       connect-timeout: 60000ms
       lettuce:
         pool:
-          max-active: 10
-          max-idle: 5
-          min-idle: 2
+          max-active: 5
+          max-idle: 3
+          min-idle: 1
           max-wait: -1ms
         shutdown-timeout: 200ms
 
@@ -96,15 +96,22 @@ management:
 logging:
   level:
     root: INFO
-    com.kt.event: ${LOG_LEVEL:DEBUG}
-    org.springframework: INFO
-    org.springframework.data.redis: DEBUG
-    io.lettuce.core: DEBUG
-    org.hibernate.SQL: ${SQL_LOG_LEVEL:DEBUG}
-    org.hibernate.type.descriptor.sql.BasicBinder: TRACE
+    com.kt.event: ${LOG_LEVEL:INFO}
+    org.springframework: WARN
+    org.springframework.data.redis: WARN
+    io.lettuce.core: WARN
+    org.hibernate.SQL: ${SQL_LOG_LEVEL:WARN}
+    org.hibernate.type.descriptor.sql.BasicBinder: WARN
   pattern:
     console: "%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{36} - %msg%n"
     file: "%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{36} - %msg%n"
+  file:
+    name: ${LOG_FILE:logs/event-service.log}
+  logback:
+    rollingpolicy:
+      max-file-size: 10MB
+      max-history: 7
+      total-size-cap: 100MB
 
 # Springdoc OpenAPI Configuration
 springdoc: